Standard Size:Boat bumpers are 17 inches (length) by 7., 7 inches (diameter). Quality Materials:Boat fenders offer lasting performance, ensuring they withstand the test of time and frequent use. Ehaho Boat Fenders, Boat Fender Bumpers with Nylon Rope and Fixed Lock, Boat Bumpers for Docking, Suitable for Pontoon Boats, Bass Boats, Sailboats, Fishing Boats,Boat accessories For boats under 30 feet, deploy at least three fenders to ensure full coverage and safety Wide Range of Applications: These boat fenders are ideal for a wide variety of watercraft, including bass boats, pontoon boats, bowriders, deck boats, ski boats, jon boats, small fishing boats, and yachts They can be easily wrapped around higher fixed points, ensuring convenient attachment to docks and enhancing safety and reliability during the docking process These compact fenders are designed specifically to protect the hull and sides of the boat To ensure better protection for your vessel, we recommend using one fender for every 10 feet of boat length. EVA Boat Fender 1 Pack For Docking, Boat Bumpers With Nylon Rope, And Fixed Lock Fit For Yachts, Sailing Dinghies, Bass Boats, Gray Heavy Duty Protection For Pontoon, Bass & Fishing Boats Wear-resistant, corrosion-resistant, and aging-resistant, remaining effective even with prolonged exposure to sunlight. Widely used:Boat fenders for docking are suitable for a variety of vessels, including bass boats, pontoon boats, ski boats, flat-bottom boats, bridge skiffs, sailboats, small fishing boats, and low-freeboard boats. Suitable for boats ranging from 15 to 25 feet in length. They feature excellent UV resistance and impact durability Sturdy Design: Ehaho boat fenders feature a stylish X-shaped design with a sturdy multi-grid support structure on the back. This structure evenly distributes force to absorb and dissipate impact, providing reliable protection against scratches and damage during docking Made with durable materials, these fenders are essential for safeguarding your boat against harsh dock environments and unexpected impacts.